diff options
Diffstat (limited to 'cfrontend/Initializers.v')
| -rw-r--r-- | cfrontend/Initializers.v | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/cfrontend/Initializers.v b/cfrontend/Initializers.v index cb2f132..e7debfc 100644 --- a/cfrontend/Initializers.v +++ b/cfrontend/Initializers.v @@ -30,7 +30,7 @@ Open Scope error_monad_scope. (** To evaluate constant expressions at compile-time, we use the same [value] type and the same [sem_*] functions that are used in CompCert C's semantics (module [Csem]). However, we interpret pointer values symbolically: - [Vptr (Zpos id) ofs] represents the address of global variable [id] + [Vptr id ofs] represents the address of global variable [id] plus byte offset [ofs]. *) (** [constval a] evaluates the constant expression [a]. @@ -111,7 +111,7 @@ Fixpoint constval (a: expr) : res val := | Ecomma r1 r2 ty => do v1 <- constval r1; constval r2 | Evar x ty => - OK(Vptr (Zpos x) Int.zero) + OK(Vptr x Int.zero) | Ederef r ty => constval r | Efield l f ty => @@ -155,9 +155,9 @@ Definition transl_init_single (ty: type) (a: expr) : res init_data := | Vlong n, Tlong _ _ => OK(Init_int64 n) | Vfloat f, Tfloat F32 _ => OK(Init_float32 f) | Vfloat f, Tfloat F64 _ => OK(Init_float64 f) - | Vptr (Zpos id) ofs, Tint I32 sg _ => OK(Init_addrof id ofs) - | Vptr (Zpos id) ofs, Tpointer _ _ => OK(Init_addrof id ofs) - | Vptr (Zpos id) ofs, Tcomp_ptr _ _ => OK(Init_addrof id ofs) + | Vptr id ofs, Tint I32 sg _ => OK(Init_addrof id ofs) + | Vptr id ofs, Tpointer _ _ => OK(Init_addrof id ofs) + | Vptr id ofs, Tcomp_ptr _ _ => OK(Init_addrof id ofs) | Vundef, _ => Error(msg "undefined operation in initializer") | _, _ => Error (msg "type mismatch in initializer") end. |